diff -r 7d0d6d7cda40 example/dce-unbound.cc
--- a/example/dce-unbound.cc Thu Apr 26 11:21:55 2012 +0900
+++ b/example/dce-unbound.cc Fri Apr 27 19:40:18 2012 +0900
@@ -47,8 +47,8 @@
DceManagerHelper processManager;
processManager.SetLoader ("ns3::DlmLoaderFactory");
- // processManager.SetTaskManagerAttribute ("FiberManagerType",
- // EnumValue (0));
+ processManager.SetTaskManagerAttribute ("FiberManagerType",
+ EnumValue (0));
processManager.SetNetworkStack("ns3::LinuxSocketFdFactory",
"Library", StringValue ("libnet-next-2.6.so"));
processManager.Install (nodes);
@@ -66,12 +66,25 @@
DceApplicationHelper process;
ApplicationContainer apps;
+#if 0
process.SetBinary ("unbound");
process.ResetArguments ();
process.ParseArguments ("-d");
process.SetStackSize (1<<16);
apps = process.Install (nodes.Get (0));
apps.Start (Seconds (1.0));
+#else
+ process.SetBinary ("named");
+ process.ResetArguments ();
+ process.ParseArguments ("-4");
+ process.ParseArguments ("-u");
+ process.ParseArguments ("root");
+ process.ParseArguments ("-c");
+ process.ParseArguments ("/etc/namedb/named.conf");
+ process.SetStackSize (1<<16);
+ apps = process.Install (nodes.Get (0));
+ apps.Start (Seconds (1.0));
+#endif
for (int i = 0; i < 20; i++)
{
diff -r 7d0d6d7cda40 model/dce-netdb.cc
--- a/model/dce-netdb.cc Thu Apr 26 11:21:55 2012 +0900
+++ b/model/dce-netdb.cc Fri Apr 27 19:40:18 2012 +0900
@@ -8,6 +8,15 @@
#include <string.h>
#include "process.h"
#include "errno.h"
+#include <net/if.h>
+#include <netinet/in.h>
+#include <sys/types.h>
+#include <ifaddrs.h>
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>
+#include "sys/dce-socket.h"
+#include "dce-unistd.h"
+#include "dce-signal.h"
NS_LOG_COMPONENT_DEFINE ("DceNetdb");
@@ -188,3 +197,719 @@
fprintf (*Current ()->process->pstderr, "%s : %s\n", string, "ERROR");
}
+
+// Copy from glibc source
+// eglibc-2.11.1/sysdeps/unix/sysv/linux/ifaddr.c
+struct netlink_res
+{
+ struct netlink_res *next;
+ struct nlmsghdr *nlh;
+ size_t size; /* Size of response. */
+ uint32_t seq; /* sequential number we used. */
+};
+struct netlink_handle
+{
+ int fd; /* Netlink file descriptor. */
+ pid_t pid; /* Process ID. */
+ uint32_t seq; /* The sequence number we use currently. */
+ struct netlink_res *nlm_list; /* Pointer to list of responses. */
+ struct netlink_res *end_ptr; /* For faster append of new entries. */
+};
+struct sockaddr_ll_max
+ {
+ unsigned short int sll_family;
+ unsigned short int sll_protocol;
+ int sll_ifindex;
+ unsigned short int sll_hatype;
+ unsigned char sll_pkttype;
+ unsigned char sll_halen;
+ unsigned char sll_addr[24];
+ };
+struct ifaddrs_storage
+{
+ struct ifaddrs ifa;
+ union
+ {
+ /* Save space for the biggest of the four used sockaddr types and
+ avoid a lot of casts. */
+ struct sockaddr sa;
+ struct sockaddr_ll_max sl;
+ struct sockaddr_in s4;
+ struct sockaddr_in6 s6;
+ } addr, netmask, broadaddr;
+ char name[IF_NAMESIZE + 1];
+};
+#define PAGE_SIZE 4096
+static int
+netlink_request (struct netlink_handle *h, int type)
+{
+ int ret;
+ struct sockaddr_nl snl;
+ int save_errno;
+ struct netlink_res *nlm_next;
+ struct sockaddr_nl nladdr;
+ struct nlmsghdr *nlmh;
+ ssize_t read_len;
+ bool done = false;
+
+ struct
+ {
+ struct nlmsghdr nlh;
+ struct rtgenmsg g;
+ } req;
+
+ memset (&snl, 0, sizeof snl);
+ snl.nl_family = AF_NETLINK;
+
+ memset (&req, 0, sizeof req);
+ req.nlh.nlmsg_len = sizeof req;
+ req.nlh.nlmsg_type = type;
+ req.nlh.nlmsg_flags = NLM_F_ROOT | NLM_F_MATCH | NLM_F_REQUEST;
+ req.nlh.nlmsg_pid = h->pid;
+ req.nlh.nlmsg_seq = ++h->seq;
+ req.g.rtgen_family = AF_UNSPEC;
+
+ ret = dce_sendto (h->fd, (void *) &req, sizeof req, 0,
+ (struct sockaddr *) &snl, sizeof snl);
+ if (ret < 0)
+ {
+ return -1;
+ }
+
+ char *buf;
+ const size_t buf_size = PAGE_SIZE;
+ buf = (char *)dce_malloc (buf_size);
+ if (!buf)
+ return -1;
+ struct iovec iov = { buf, buf_size };
+
+ while (! done)
+ {
+ struct msghdr msg =
+ {
+ (void *) &nladdr, sizeof (nladdr),
+ &iov, 1,
+ NULL, 0,
+ 0
+ };
+
+ read_len = dce_recvmsg (h->fd, &msg, 0);
+ if (read_len < 0)
+ goto out_fail;
+
+ if (nladdr.nl_pid != 0)
+ continue;
+
+ if (__builtin_expect (msg.msg_flags & MSG_TRUNC, 0))
+ goto out_fail;
+
+ size_t count = 0;
+ size_t remaining_len = read_len;
+ for (nlmh = (struct nlmsghdr *) buf;
+ NLMSG_OK (nlmh, remaining_len);
+ nlmh = (struct nlmsghdr *) NLMSG_NEXT (nlmh, remaining_len))
+ {
+ if ((pid_t) nlmh->nlmsg_pid != h->pid
+ || nlmh->nlmsg_seq != h->seq)
+ continue;
+
+ ++count;
+ if (nlmh->nlmsg_type == NLMSG_DONE)
+ {
+ /* We found the end, leave the loop. */
+ done = true;
+ break;
+ }
+ if (nlmh->nlmsg_type == NLMSG_ERROR)
+ {
+ struct nlmsgerr *nlerr = (struct nlmsgerr *) NLMSG_DATA (nlmh);
+ if (nlmh->nlmsg_len < NLMSG_LENGTH (sizeof (struct nlmsgerr)))
+ errno = EIO;
+ else
+ errno = -nlerr->error;
+ goto out_fail;
+ }
+ }
+
+ /* If there was nothing with the expected nlmsg_pid and nlmsg_seq,
+ there is no point to record it. */
+ if (count == 0)
+ continue;
+
+ nlm_next = (struct netlink_res *) malloc (sizeof (struct netlink_res)
+ + read_len);
+ if (nlm_next == NULL)
+ goto out_fail;
+ nlm_next->next = NULL;
+ nlm_next->nlh = (struct nlmsghdr *)memcpy (nlm_next + 1, buf, read_len);
+ nlm_next->size = read_len;
+ nlm_next->seq = h->seq;
+ if (h->nlm_list == NULL)
+ h->nlm_list = nlm_next;
+ else
+ h->end_ptr->next = nlm_next;
+ h->end_ptr = nlm_next;
+ }
+
+ dce_free (buf);
+ return 0;
+
+out_fail:
+ dce_free (buf);
+ return -1;
+}
+
+static int
+map_newlink (int index, struct ifaddrs_storage *ifas, int *map, int max)
+{
+ int i;
+
+ for (i = 0; i < max; i++)
+ {
+ if (map[i] == -1)
+ {
+ map[i] = index;
+ if (i > 0)
+ ifas[i - 1].ifa.ifa_next = &ifas[i].ifa;
+ return i;
+ }
+ else if (map[i] == index)
+ return i;
+ }
+ /* This should never be reached. If this will be reached, we have
+ a very big problem. */
+ dce_abort ();
+}
+
+static void
+__netlink_free_handle (struct netlink_handle *h)
+{
+ struct netlink_res *ptr;
+ int saved_errno = errno;
+
+ ptr = h->nlm_list;
+ while (ptr != NULL)
+ {
+ struct netlink_res *tmpptr;
+
+ tmpptr = ptr->next;
+ free (ptr);
+ ptr = tmpptr;
+ }
+
+ Current ()->err = saved_errno;
+}
+
+/*
+ * Try to emulate netlink socket query to work both ns3 stack and
+ * linux stack.
+ */
+int
+dce_getifaddrs (struct ifaddrs **ifap)
+{
+ struct netlink_handle nh = {0, 0, 0, NULL, NULL};
+ struct sockaddr_nl nladdr;
+ struct netlink_res *nlp;
+ struct ifaddrs_storage *ifas;
+ unsigned int i, newlink, newaddr, newaddr_idx;
+ int *map_newlink_data;
+ size_t ifa_data_size = 0; /* Size to allocate for all ifa_data. */
+ char *ifa_data_ptr; /* Pointer to the unused part of memory for
+ ifa_data. */
+ int result = 0;
+
+ nh.fd = dce_socket (PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
+ if (nh.fd < 0)
+ {
+ Current ()->err = EINVAL;
+ return -1;
+ }
+
+ memset (&nladdr, 0, sizeof (nladdr));
+ nladdr.nl_family = AF_NETLINK;
+ if (dce_bind (nh.fd, (struct sockaddr *) &nladdr, sizeof (nladdr)) < 0)
+ {
+ dce_close (nh.fd);
+ Current ()->err = EINVAL;
+ return -1;
+ }
+ socklen_t addr_len = sizeof (nladdr);
+ if (dce_getsockname (nh.fd, (struct sockaddr *) &nladdr, &addr_len) < 0)
+ {
+ dce_close (nh.fd);
+ Current ()->err = EINVAL;
+ return -1;
+ }
+ nh.pid = nladdr.nl_pid;
+
+
+ if (netlink_request (&nh, RTM_GETLINK) < 0)
+ {
+ dce_close (nh.fd);
+ Current ()->err = EINVAL;
+ return -1;
+ }
+
+ ++nh.seq;
+ if (netlink_request (&nh, RTM_GETADDR) < 0)
+ {
+ dce_close (nh.fd);
+ Current ()->err = EINVAL;
+ return -1;
+ }
+
+
+
+ newlink = newaddr = 0;
+ for (nlp = nh.nlm_list; nlp; nlp = nlp->next)
+ {
+ struct nlmsghdr *nlh;
+ size_t size = nlp->size;
+
+ if (nlp->nlh == NULL)
+ continue;
+
+ /* Walk through all entries we got from the kernel and look, which
+ message type they contain. */
+ for (nlh = nlp->nlh; NLMSG_OK (nlh, size); nlh = NLMSG_NEXT (nlh, size))
+ {
+ /* Check if the message is what we want. */
+ if ((pid_t) nlh->nlmsg_pid != nh.pid || nlh->nlmsg_seq != nlp->seq)
+ continue;
+
+ if (nlh->nlmsg_type == NLMSG_DONE)
+ break; /* ok */
+
+ if (nlh->nlmsg_type == RTM_NEWLINK)
+ {
+ /* A RTM_NEWLINK message can have IFLA_STATS data. We need to
+ know the size before creating the list to allocate enough
+ memory. */
+ struct ifinfomsg *ifim = (struct ifinfomsg *) NLMSG_DATA (nlh);
+ struct rtattr *rta = IFLA_RTA (ifim);
+ size_t rtasize = IFLA_PAYLOAD (nlh);
+
+ while (RTA_OK (rta, rtasize))
+ {
+ size_t rta_payload = RTA_PAYLOAD (rta);
+
+ if (rta->rta_type == IFLA_STATS)
+ {
+ ifa_data_size += rta_payload;
+ break;
+ }
+ else
+ rta = RTA_NEXT (rta, rtasize);
+ }
+ ++newlink;
+ }
+ else if (nlh->nlmsg_type == RTM_NEWADDR)
+ ++newaddr;
+ }
+ }
+
+ /* Return if no interface is up. */
+ if ((newlink + newaddr) == 0)
+ goto exit_free;
+
+ /* Allocate memory for all entries we have and initialize next
+ pointer. */
+ ifas = (struct ifaddrs_storage *) calloc (1,
+ (newlink + newaddr)
+ * sizeof (struct ifaddrs_storage)
+ + ifa_data_size);
+ if (ifas == NULL)
+ {
+ result = -1;
+ goto exit_free;
+ }
+
+ /* Table for mapping kernel index to entry in our list. */
+ map_newlink_data = (int *)alloca (newlink * sizeof (int));
+ memset (map_newlink_data, '\xff', newlink * sizeof (int));
+
+ ifa_data_ptr = (char *) &ifas[newlink + newaddr];
+ newaddr_idx = 0; /* Counter for newaddr index. */
+
+ /* Walk through the list of data we got from the kernel. */
+ for (nlp = nh.nlm_list; nlp; nlp = nlp->next)
+ {
+ struct nlmsghdr *nlh;
+ size_t size = nlp->size;
+
+ if (nlp->nlh == NULL)
+ continue;
+
+ /* Walk through one message and look at the type: If it is our
+ message, we need RTM_NEWLINK/RTM_NEWADDR and stop if we reach
+ the end or we find the end marker (in this case we ignore the
+ following data. */
+ for (nlh = nlp->nlh; NLMSG_OK (nlh, size); nlh = NLMSG_NEXT (nlh, size))
+ {
+ int ifa_index = 0;
+
+ /* Check if the message is the one we want */
+ if ((pid_t) nlh->nlmsg_pid != nh.pid || nlh->nlmsg_seq != nlp->seq)
+ continue;
+
+ if (nlh->nlmsg_type == NLMSG_DONE)
+ break; /* ok */
+
+ if (nlh->nlmsg_type == RTM_NEWLINK)
+ {
+ /* We found a new interface. Now extract everything from the
+ interface data we got and need. */
+ struct ifinfomsg *ifim = (struct ifinfomsg *) NLMSG_DATA (nlh);
+ struct rtattr *rta = IFLA_RTA (ifim);
+ size_t rtasize = IFLA_PAYLOAD (nlh);
+
+ /* Interfaces are stored in the first "newlink" entries
+ of our list, starting in the order as we got from the
+ kernel. */
+ ifa_index = map_newlink (ifim->ifi_index - 1, ifas,
+ map_newlink_data, newlink);
+ ifas[ifa_index].ifa.ifa_flags = ifim->ifi_flags;
+
+ while (RTA_OK (rta, rtasize))
+ {
+ char *rta_data = (char *)RTA_DATA (rta);
+ size_t rta_payload = RTA_PAYLOAD (rta);
+
+ switch (rta->rta_type)
+ {
+ case IFLA_ADDRESS:
+ if (rta_payload <= sizeof (ifas[ifa_index].addr))
+ {
+ ifas[ifa_index].addr.sl.sll_family = AF_PACKET;
+ memcpy (ifas[ifa_index].addr.sl.sll_addr,
+ (char *) rta_data, rta_payload);
+ ifas[ifa_index].addr.sl.sll_halen = rta_payload;
+ ifas[ifa_index].addr.sl.sll_ifindex
+ = ifim->ifi_index;
+ ifas[ifa_index].addr.sl.sll_hatype = ifim->ifi_type;
+
+ ifas[ifa_index].ifa.ifa_addr
+ = &ifas[ifa_index].addr.sa;
+ }
+ break;
+
+ case IFLA_BROADCAST:
+ if (rta_payload <= sizeof (ifas[ifa_index].broadaddr))
+ {
+ ifas[ifa_index].broadaddr.sl.sll_family = AF_PACKET;
+ memcpy (ifas[ifa_index].broadaddr.sl.sll_addr,
+ (char *) rta_data, rta_payload);
+ ifas[ifa_index].broadaddr.sl.sll_halen = rta_payload;
+ ifas[ifa_index].broadaddr.sl.sll_ifindex
+ = ifim->ifi_index;
+ ifas[ifa_index].broadaddr.sl.sll_hatype
+ = ifim->ifi_type;
+
+ ifas[ifa_index].ifa.ifa_broadaddr
+ = &ifas[ifa_index].broadaddr.sa;
+ }
+ break;
+
+ case IFLA_IFNAME: /* Name of Interface */
+ if ((rta_payload + 1) <= sizeof (ifas[ifa_index].name))
+ {
+ ifas[ifa_index].ifa.ifa_name = ifas[ifa_index].name;
+ *(char *) __mempcpy (ifas[ifa_index].name, rta_data,
+ rta_payload) = '\0';
+ }
+ break;
+
+ case IFLA_STATS: /* Statistics of Interface */
+ ifas[ifa_index].ifa.ifa_data = ifa_data_ptr;
+ ifa_data_ptr += rta_payload;
+ memcpy (ifas[ifa_index].ifa.ifa_data, rta_data,
+ rta_payload);
+ break;
+
+ case IFLA_UNSPEC:
+ break;
+ case IFLA_MTU:
+ break;
+ case IFLA_LINK:
+ break;
+ case IFLA_QDISC:
+ break;
+ default:
+ break;
+ }
+
+ rta = RTA_NEXT (rta, rtasize);
+ }
+ }
+ else if (nlh->nlmsg_type == RTM_NEWADDR)
+ {
+ struct ifaddrmsg *ifam = (struct ifaddrmsg *) NLMSG_DATA (nlh);
+ struct rtattr *rta = IFA_RTA (ifam);
+ size_t rtasize = IFA_PAYLOAD (nlh);
+
+ /* New Addresses are stored in the order we got them from
+ the kernel after the interfaces. Theoretically it is possible
+ that we have holes in the interface part of the list,
+ but we always have already the interface for this address. */
+ ifa_index = newlink + newaddr_idx;
+ ifas[ifa_index].ifa.ifa_flags
+ = ifas[map_newlink (ifam->ifa_index - 1, ifas,
+ map_newlink_data, newlink)].ifa.ifa_flags;
+ if (ifa_index > 0)
+ ifas[ifa_index - 1].ifa.ifa_next = &ifas[ifa_index].ifa;
+ ++newaddr_idx;
+
+ while (RTA_OK (rta, rtasize))
+ {
+ char *rta_data = (char *)RTA_DATA (rta);
+ size_t rta_payload = RTA_PAYLOAD (rta);
+
+ switch (rta->rta_type)
+ {
+ case IFA_ADDRESS:
+ {
+ struct sockaddr *sa;
+
+ if (ifas[ifa_index].ifa.ifa_addr != NULL)
+ {
+ /* In a point-to-poing network IFA_ADDRESS
+ contains the destination address, local
+ address is supplied in IFA_LOCAL attribute.
+ destination address and broadcast address
+ are stored in an union, so it doesn't matter
+ which name we use. */
+ ifas[ifa_index].ifa.ifa_broadaddr
+ = &ifas[ifa_index].broadaddr.sa;
+ sa = &ifas[ifa_index].broadaddr.sa;
+ }
+ else
+ {
+ ifas[ifa_index].ifa.ifa_addr
+ = &ifas[ifa_index].addr.sa;
+ sa = &ifas[ifa_index].addr.sa;
+ }
+
+ sa->sa_family = ifam->ifa_family;
+
+ switch (ifam->ifa_family)
+ {
+ case AF_INET:
+ /* Size must match that of an address for IPv4. */
+ if (rta_payload == 4)
+ memcpy (&((struct sockaddr_in *) sa)->sin_addr,
+ rta_data, rta_payload);
+ break;
+
+ case AF_INET6:
+ /* Size must match that of an address for IPv6. */
+ if (rta_payload == 16)
+ {
+ memcpy (&((struct sockaddr_in6 *) sa)->sin6_addr,
+ rta_data, rta_payload);
+ if (IN6_IS_ADDR_LINKLOCAL (rta_data)
+ || IN6_IS_ADDR_MC_LINKLOCAL (rta_data))
+ ((struct sockaddr_in6 *) sa)->sin6_scope_id
+ = ifam->ifa_index;
+ }
+ break;
+
+ default:
+ if (rta_payload <= sizeof (ifas[ifa_index].addr))
+ memcpy (sa->sa_data, rta_data, rta_payload);
+ break;
+ }
+ }
+ break;
+
+ case IFA_LOCAL:
+ if (ifas[ifa_index].ifa.ifa_addr != NULL)
+ {
+ /* If ifa_addr is set and we get IFA_LOCAL,
+ assume we have a point-to-point network.
+ Move address to correct field. */
+ ifas[ifa_index].broadaddr = ifas[ifa_index].addr;
+ ifas[ifa_index].ifa.ifa_broadaddr
+ = &ifas[ifa_index].broadaddr.sa;
+ memset (&ifas[ifa_index].addr, '\0',
+ sizeof (ifas[ifa_index].addr));
+ }
+
+ ifas[ifa_index].ifa.ifa_addr = &ifas[ifa_index].addr.sa;
+ ifas[ifa_index].ifa.ifa_addr->sa_family
+ = ifam->ifa_family;
+
+ switch (ifam->ifa_family)
+ {
+ case AF_INET:
+ /* Size must match that of an address for IPv4. */
+ if (rta_payload == 4)
+ memcpy (&ifas[ifa_index].addr.s4.sin_addr,
+ rta_data, rta_payload);
+ break;
+
+ case AF_INET6:
+ /* Size must match that of an address for IPv6. */
+ if (rta_payload == 16)
+ {
+ memcpy (&ifas[ifa_index].addr.s6.sin6_addr,
+ rta_data, rta_payload);
+ if (IN6_IS_ADDR_LINKLOCAL (rta_data)
+ || IN6_IS_ADDR_MC_LINKLOCAL (rta_data))
+ ifas[ifa_index].addr.s6.sin6_scope_id =
+ ifam->ifa_index;
+ }
+ break;
+
+ default:
+ if (rta_payload <= sizeof (ifas[ifa_index].addr))
+ memcpy (ifas[ifa_index].addr.sa.sa_data,
+ rta_data, rta_payload);
+ break;
+ }
+ break;
+
+ case IFA_BROADCAST:
+ /* We get IFA_BROADCAST, so IFA_LOCAL was too much. */
+ if (ifas[ifa_index].ifa.ifa_broadaddr != NULL)
+ memset (&ifas[ifa_index].broadaddr, '\0',
+ sizeof (ifas[ifa_index].broadaddr));
+
+ ifas[ifa_index].ifa.ifa_broadaddr
+ = &ifas[ifa_index].broadaddr.sa;
+ ifas[ifa_index].ifa.ifa_broadaddr->sa_family
+ = ifam->ifa_family;
+
+ switch (ifam->ifa_family)
+ {
+ case AF_INET:
+ /* Size must match that of an address for IPv4. */
+ if (rta_payload == 4)
+ memcpy (&ifas[ifa_index].broadaddr.s4.sin_addr,
+ rta_data, rta_payload);
+ break;
+
+ case AF_INET6:
+ /* Size must match that of an address for IPv6. */
+ if (rta_payload == 16)
+ {
+ memcpy (&ifas[ifa_index].broadaddr.s6.sin6_addr,
+ rta_data, rta_payload);
+ if (IN6_IS_ADDR_LINKLOCAL (rta_data)
+ || IN6_IS_ADDR_MC_LINKLOCAL (rta_data))
+ ifas[ifa_index].broadaddr.s6.sin6_scope_id
+ = ifam->ifa_index;
+ }
+ break;
+
+ default:
+ if (rta_payload <= sizeof (ifas[ifa_index].addr))
+ memcpy (&ifas[ifa_index].broadaddr.sa.sa_data,
+ rta_data, rta_payload);
+ break;
+ }
+ break;
+
+ case IFA_LABEL:
+ if (rta_payload + 1 <= sizeof (ifas[ifa_index].name))
+ {
+ ifas[ifa_index].ifa.ifa_name = ifas[ifa_index].name;
+ *(char *) __mempcpy (ifas[ifa_index].name, rta_data,
+ rta_payload) = '\0';
+ }
+ else
+ abort ();
+ break;
+
+ case IFA_UNSPEC:
+ break;
+ case IFA_CACHEINFO:
+ break;
+ default:
+ break;
+ }
+
+ rta = RTA_NEXT (rta, rtasize);
+ }
+
+ /* If we didn't get the interface name with the
+ address, use the name from the interface entry. */
+ if (ifas[ifa_index].ifa.ifa_name == NULL)
+ ifas[ifa_index].ifa.ifa_name
+ = ifas[map_newlink (ifam->ifa_index - 1, ifas,
+ map_newlink_data, newlink)].ifa.ifa_name;
+
+ /* Calculate the netmask. */
+ if (ifas[ifa_index].ifa.ifa_addr
+ && ifas[ifa_index].ifa.ifa_addr->sa_family != AF_UNSPEC
+ && ifas[ifa_index].ifa.ifa_addr->sa_family != AF_PACKET)
+ {
+ uint32_t max_prefixlen = 0;
+ char *cp = NULL;
+
+ ifas[ifa_index].ifa.ifa_netmask
+ = &ifas[ifa_index].netmask.sa;
+
+ switch (ifas[ifa_index].ifa.ifa_addr->sa_family)
+ {
+ case AF_INET:
+ cp = (char *) &ifas[ifa_index].netmask.s4.sin_addr;
+ max_prefixlen = 32;
+ break;
+
+ case AF_INET6:
+ cp = (char *) &ifas[ifa_index].netmask.s6.sin6_addr;
+ max_prefixlen = 128;
+ break;
+ }
+
+ ifas[ifa_index].ifa.ifa_netmask->sa_family
+ = ifas[ifa_index].ifa.ifa_addr->sa_family;
+
+ if (cp != NULL)
+ {
+ char c;
+ unsigned int preflen;
+
+ if ((max_prefixlen > 0) &&
+ (ifam->ifa_prefixlen > max_prefixlen))
+ preflen = max_prefixlen;
+ else
+ preflen = ifam->ifa_prefixlen;
+
+ for (i = 0; i < (preflen / 8); i++)
+ *cp++ = 0xff;
+ c = 0xff;
+ c <<= (8 - (preflen % 8));
+ *cp = c;
+ }
+ }
+ }
+ }
+ }
+
+ NS_ASSERT (ifa_data_ptr <= (char *) &ifas[newlink + newaddr] + ifa_data_size);
+
+ if (newaddr_idx > 0)
+ {
+ for (i = 0; i < newlink; ++i)
+ if (map_newlink_data[i] == -1)
+ {
+ /* We have fewer links then we anticipated. Adjust the
+ forward pointer to the first address entry. */
+ ifas[i - 1].ifa.ifa_next = &ifas[newlink].ifa;
+ }
+
+ if (i == 0 && newlink > 0)
+ /* No valid link, but we allocated memory. We have to
+ populate the first entry. */
+ memmove (ifas, &ifas[newlink], sizeof (struct ifaddrs_storage));
+ }
+
+ *ifap = &ifas[0].ifa;
+
+ exit_free:
+ __netlink_free_handle (&nh);
+ dce_close (nh.fd);
+
+ return 0;
+}
diff -r 7d0d6d7cda40 model/dce-netdb.h
--- a/model/dce-netdb.h Thu Apr 26 11:21:55 2012 +0900
+++ b/model/dce-netdb.h Fri Apr 27 19:40:18 2012 +0900
@@ -18,6 +18,7 @@
socklen_t hostlen, char *serv, socklen_t servlen, unsigned int flags);
void dce_herror(const char *string);
+int dce_getifaddrs (struct ifaddrs **ifap);
#ifdef __cplusplus
}
diff -r 7d0d6d7cda40 model/dce-syslog.cc
--- a/model/dce-syslog.cc Thu Apr 26 11:21:55 2012 +0900
+++ b/model/dce-syslog.cc Fri Apr 27 19:40:18 2012 +0900
@@ -66,6 +66,7 @@
Process *process = Current ()->process;
vfprintf (process->syslog, message, args);
+ fprintf (process->syslog, "\n");
}
void
diff -r 7d0d6d7cda40 model/libc-dce.cc
--- a/model/libc-dce.cc Thu Apr 26 11:21:55 2012 +0900
+++ b/model/libc-dce.cc Fri Apr 27 19:40:18 2012 +0900
@@ -89,6 +89,7 @@
#include <inttypes.h>
#include <error.h>
#include <netinet/ether.h>
+#include <nl_types.h>
extern void __cxa_finalize (void *d);
extern int __cxa_atexit (void (*func) (void *), void *arg, void *d);
diff -r 7d0d6d7cda40 model/libc-ns3.h
--- a/model/libc-ns3.h Thu Apr 26 11:21:55 2012 +0900
+++ b/model/libc-ns3.h Fri Apr 27 19:40:18 2012 +0900
@@ -167,6 +167,8 @@
DCE_WITH_ALIAS2 (fileno,fileno_unlocked)
DCE (perror)
+NATIVE (flockfile)
+NATIVE (funlockfile)
// stdarg
DCE (vprintf)
@@ -369,6 +371,8 @@
DCE (gethostbyname)
DCE (gethostbyname2)
DCE (getaddrinfo)
+DCE (getifaddrs)
+NATIVE (freeifaddrs)
// these three calls will effectively use /etc/passwd on the base system
NATIVE (gethostent)
NATIVE (sethostent)
@@ -440,6 +444,8 @@
// sys/resource.h
NATIVE (getrusage) // not sure if native call will give stats about the requested process..
+NATIVE (getrlimit)
+NATIVE (setrlimit)
// syslog.h
DCE (openlog)
@@ -478,6 +484,8 @@
NATIVE (bindtextdomain)
NATIVE (textdomain)
NATIVE (gettext)
+NATIVE (catopen)
+NATIVE (catgets)
// signal.h
DCE (sigprocmask)